Vacuum flask with detachable liquid receptacles



FIG. 1 is a front elevation view of the vacuum flask with detachable liquid receptacles showing my new design;

FIG. 2 is a side elevation view thereof;

FIG. 3 is a rear elevation view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is an exploded side elevation view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a top plan view thereof without the detachable liquid receptacles;

FIG. 8 is a top plan view of the detachable liquid receptacles thereof; and,

FIG. 9 is a top plan view of the double base thereof. 

The ornamental design for a vacuum flask with detachable liquid receptacles, as shown and described. 